How to Build a Native Xamarin.Forms Custom Modal Popup

Hello, friends. You might have noticed that when building Xamarin.Forms applications, you can only call extremely simple modal, popups, or dialog (these words will be used interchangeably). These popups are used only for very simple scenarios such as displaying information or allowing users to select a set of predefined options only. Where the need of…

Reactiveui ReactiveCommand without OAPH

Hello everyone, I’m writing this post to to add value to one of my existing posts. That is MVVM pattern with ReactiveUI and Xamarin.Forms .  Do you remember it ❓ No ❓ then you should go look read it, Yes ❓ then read this one carefully cause I’ll make good additions to it. Now let’s see ReactiveCommand OAPH. What are the amelioration…

Xamarin.Forms ListView Advanced Guide With MVVM

Hello Friends, If you have been building Xamarin.Forms applications, you surely have noticed that the ListView is one of the controls you will use most often. The ListView has several functionalities and serves primarily in displaying a list of data. Taking this into consideration, you will notice that data displayed on list views need to provide…

Resolve Image Loading Error in Xamarin Forms

Resolve image loading error in Xamarin Forms Hello everyone, I had an issue in my Xamarin.Forms project a while ago. The Issue was I could not load images from URLs into my Xamarin.Forms application. I was quite annoying, since on UWP, it loaded seamlessly. I tried using this cool plugin to load images in a better way,…

Responsive Layout in Xamarin.Forms

Make your Xamarin.Forms layout responsive. Hi everyone, I’m sure most of you reading this have already felt the need of making your Xamarin.Forms application adapt according to screen sizes on various devices like tablet, or most especially when your app is running on a PC with UWP. Well, I’m sure this is very common especially…

Make your Xamarin.Forms app Multilingual Automagically

Make your Xamarin.Forms app Multilingual Automagically ✨😁 Hi everyone, Imagine you could translate your existing cross platform mobile application into more than 20 different languages just by a few mouse clicks and have these languages automatically displayed on the user interface depending on which language the user’s device is running on. I was looking for…

MVVM Pattern with ReactiveUI and Xamarin.Forms

Building a Cross Platform MVVM app with ReactiveUI and Xamarin.Forms. Have you ever heard about Reactiveui ? or let’s first say Reactive Extensions (RX)?. If yes then you will be comfortable with the rest of this post, else let me just slightly introduce it to you. Reactive Extensions (RX) is a library which provides you a…

Android camera app with Xamarin.Android

Hi everyone. A few days ago I was willing to implement camera functionalities in my Xamarin.Android application, as usual I went around to get info how to implement this on the internet, and here is a small sample which demonstrate how to build a simple camera app with Xamarin.Android which captures an image and saves…

Xamarin.Forms Resolving System.Reflection.TargetException

Setting an image in your Xamarin.Forms project is easily done when setting the image as embedded resource since instead of having a copy of the image in each application’s file structure the image file is embedded in the assembly as a resource. According to this documentation, it is done easily as follows: var embeddedImage = new…

Build a smart Android app with LUIS and Xamarin Android

Xamarin.Android Natural language processing android app with LUIS Hi everyone, I was working on an android project which required NLP (Natural Language Processing) for interpreting a set of vocal commands in a smart way (AI, a little bit like Cortana, Alexa…). This may seem a little bit difficult from the first point of view but…